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2011-10-06 Richard Guenther <rguenther@suse.de>
authorrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Thu, 6 Oct 2011 08:41:44 +0000 (08:41 +0000)
committerrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Thu, 6 Oct 2011 08:41:44 +0000 (08:41 +0000)
commita3bb56f01d7d44f2114770debac8e172b1872a07
tree9aaf2ceb683800a50a7b14521c41a3b6dd79d8e8
parent929a4812b1cb0741d8749af94053b41e74f7a748
2011-10-06  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/38884
* tree-ssa-sccvn.c (vn_reference_lookup_3): Handle partial
reads from aggregate SSA names.

* gcc.dg/tree-ssa/ssa-fre-34.c: New testcase.
* gcc.dg/tree-ssa/ssa-fre-35.c: Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@179593 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/testsuite/ChangeLog
gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-34.c [new file with mode: 0644]
gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-35.c [new file with mode: 0644]
gcc/tree-ssa-sccvn.c